Question about Sony FD Trinitron WEGA KV-27HS420 27" TV

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Standby light The standby light is flashing. When it does I have no picture. At random times it goes away and we have a picture. Once I turn it off it goes back into standby mode.

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  • Sony Master
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This problems is cause by FBT-Flyback tranformer the big black block of plastic with a red wire with a cap hook to the CRT(tv tube) and the "H" horizonal transistor left side of the steal plate cage of the big black block of FBT.U have soldering tool,and solders?Resolders the FBT,and "H" horizontal transistor will help to stop this problems,if those parts are still goods,not dying.Or might help just leave the tv on 4 or 5 hours,the heat of the tv could heal the cold solders itself.

Posted on May 10, 2010

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Posted on Jan 02, 2017

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